Finding the Fourth Proportional to 164,485.68, 246,691.62 and 75,653.84
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Solution
The fourth proportional to 164,485.68, 246,691.62 and 75,653.84 is: 113,463.79
Step by Step Solution
- Step 1: Write the proportion equation
164,485.68 : 246,691.62 = 75,653.84 : x - Step 2: Convert to fraction form
164,485.68/246,691.62 = 75,653.84/x - Step 3: Cross multiply
164,485.68x = 246,691.62 × 75,653.84 - Step 4: Simplify right side
164,485.68x = 18,663,167,970.55 - Step 5: Solve for x
x = 18,663,167,970.55/164,485.68 - Step 6: Final answer
x = 113,463.79
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.